body,html{
    height: 100%;
}
#fh > span{
    color: #666666;
}
#header{
    height: 42px;
    display: flex;
    padding: 5px;
    line-height: 42px;
    border-bottom: 1px solid rgb(224, 224, 224);
}
#header .input{
    flex: 1;
    position: relative;
    margin-left: 10px;
}
#header .input #inpu{
    height: 30px;
    text-indent: 2em;
    border-radius: 16px;
    outline: none;
    border: 1px solid #ccc;
    width: 90%;
    background-color: #f4f4f4;
}
#header .input > span {
    top: 2px;
    position: absolute;
    left: 5px;
    color: #ccc;

}
#header > span{
    font-size: 30px;
    color: #ccc;
}
#main > .lb > .xs{
    background-color: white;
    color: red;
}
#main > .lb > li{
    
    padding: 15px;
    font-size: 14px;
}
#main > .lb > li > a{
    color: #666;
}
#main{
    flex: 1;
    display: flex;
    height: 100%;
    background-color: #f4f4f4;
}
#main #tu{
    flex: 1;
    height: 100%;
    background: white;
    overflow: scroll;
}
#main #tu >li >ul{
    display: flex;
    flex-wrap: wrap;
    height: 100%;
}
#main #tu >li >ul >li{
    height: 287px;
    background-color: white;
    padding: 10px;
    width: 30%;
    box-sizing: border-box;
    height: 30%;
}
#main #tu >li >ul >li >a>img{
    width: 100%;
}
#main #tu >li>h4{
    margin-top: 14px;
    margin-left: 5px;
}
#main #tu >li >ul >li >a>p{
    text-align: center;
}